THEORY SCIENCE SYLLABUS X 2016-17

COURSE STRUCTURE CLASS X First Term

  Marks: 90(75+15)15=1X9 MCQ+2 QNS.X3

Theme: Materials   (30 Periods) MARKS -33

Periods -10 Unit I: 1.Chemical Substances - Nature and Behaviour Chemical reactions: Chemical equation, Balanced chemical equation, implications of a balanced chemical equation, types of chemical reactions: combination, decomposition, displacement, double displacement, precipitation, neutralization, oxidation and reduction.

Periods -20.Acids, bases and salts: Their definitions in terms of furnishing of H+ and OH– ions, General properties, examples and uses, concept of pH scale (Definition relating to logarithm not required), importance of pH in everyday life; preparation and uses of Sodium Hydroxide, Bleaching powder, Baking soda, Washing soda and Plaster of Paris. Metals and non- metals: Properties of metals and non-metals; Reactivity series; Formation and properties of ionic compounds; Basic metallurgical processes; Corrosion and its prevention.

Theme: The World of the Living   20 periods  Marks-21

Periods -10 World of Living Life processes: ‘Living Being’. Basic concept of nutrition, respiration,  transport and excretion in plants and animals.

Periods10 Control and co-ordination in animals and plants: Tropic movements in plants; Introduction of plant hormones; Control and co-ordination in animals: Nervous system; Voluntary, involuntary and reflex action; Chemical co-ordination: animal hormones.

Theme: How Things Work   (32 Periods) Marks-29

Periods -20.Unit IV: Effects of Current Electric current, potential difference and electric current. Ohm’s law; Resistance,  Resistivity , Factors on which the resistance of a conductor depends. Series combination of resistors,  parallel combination of resistors and its applications in daily life. Heating  effect of electric current and its applications in daily life. Electric power, Interrelation between P, V, I and R.

Periods-12 Magnetic  effects  of  current  :  Magnetic  field, field  lines,  field  due  to  a  current  carrying conductor, field due to current carrying coil or solenoid; Force on current carrying conductor, Fleming’s Left Hand Rule. Electromagnetic induction. Induced potential difference, Induced current. Fleming’s Right Hand Rule, Direct current. Alternating current : frequency of AC. Advantage of AC over DC. Domestic electric circuits.

Theme: Natural Resources    (08 Periods) Marks-7

 Unit V: Natural Resources Sources of energy: Different forms of energy, conventional and non-conventional sources of energy:  Fossil  fuels,  solar  energy;  biogas;  wind,  water  and  tidal  energy;  Nuclear  energy. Renewable versus non-renewable sources of Energy.